As a storm of continental proportions batters the fleet, John and Andy battle to save their anchor and the boat. Rick navigates stormy seas and feuding deckhands. An orca befriends the Northwestern; Sig and Mandy see a sign of life until it stops them from fishing.

An early closure forces captains to work together to get their catch safely to port. Sig crosses a line when he repositions a rookie captain's pots. Jake and Sean race back from Adak while Linda bolsters her east coast reputation in the Bering Sea.